It means nothing in field hockey.
Well, by field hockey I think you mean hockey games that are done on the ground like field hockey, street hockey,ect. It is called ice hockey. *Field hockey and ice hockey are completely different rulebases. As the first answer pretty much describes, it is simply called "field hockey on ice", like it is called "field hockey on grass", "on turf", "on concrete", etc.
it is a better shooting design so you can shoot faster and have better accuracy.
it is another name for a penalty corner. it occurs when a penalty happens inside the shooting D
ice hockey is a rink and field hockey is just a field
its where you loose your virginity to a donkey.
Field hockey is a field sport, but both indoor and ice hockey are rink sports.
It means shooting the puck in hockey into the goal (used to be called the pipes)